3-Thiazolidineacetic acid, 5-(3-(carboxymethyl)-5-((3-ethyl-2(3H)-benzothiazolylidene)ethylidene)-4-oxo-2-thiazolidinylidene)-4-oxo-2-thioxo- 33006-80-3 5-(3-(Carboxymethyl)-5-((3-ethylbenzothiazol-2(3H)-ylidene)ethylidene)-4-oxothiazolidin-2-ylidene)-4-oxo-2-thioxothiazolidin-3-acetic acid EINECS 251-333-5